diff options
Diffstat (limited to 'sim/rx/mem.c')
| -rw-r--r-- | sim/rx/mem.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sim/rx/mem.c b/sim/rx/mem.c index 7405518..3a976cb 100644 --- a/sim/rx/mem.c +++ b/sim/rx/mem.c @@ -104,13 +104,19 @@ rx_mem_ptr (unsigned long address, enum mem_ptr_action action) if (action == MPA_WRITING) { + int pto_dc; if (ptr[pt1][pt2][pto] == MC_PUSHED_PC) execution_error (SIM_ERR_CORRUPT_STACK, address); ptr[pt1][pt2][pto] = MC_DATA; - if (ptdc[pt1][pt2][pto]) + + /* The instruction decoder doesn't store it's decoded instructions + at word swapped addresses. Therefore, when clearing the decode + cache, we have to account for that here. */ + pto_dc = pto ^ (rx_big_endian ? 3 : 0); + if (ptdc[pt1][pt2][pto_dc]) { - free (ptdc[pt1][pt2][pto]); - ptdc[pt1][pt2][pto] = NULL; + free (ptdc[pt1][pt2][pto_dc]); + ptdc[pt1][pt2][pto_dc] = NULL; } } |